127938630140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{421433}}^1$

素因数の和:421838

約数の個数: 48

約数和(自身を含む): 275698751328

約数和(自身を除く): 147760121188

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 353, 430, 706, 860, 1412, 1765, 3530, 7060, 15179, 30358, 60716, 75895, 151790, 303580, 421433, 842866, 1685732, 2107165, 4214330, 8428660, 18121619, 36243238, 72486476, 90608095, 148765849, 181216190, 297531698, 362432380, 595063396, 743829245, 1487658490, 2975316980, 6396931507, 12793863014, 25587726028, 31984657535, 63969315070, 127938630140]

約数ペア:

[(1, 127938630140), (2, 63969315070), (4, 31984657535), (5, 25587726028), (10, 12793863014), (20, 6396931507), (43, 2975316980), (86, 1487658490), (172, 743829245), (215, 595063396), (353, 362432380), (430, 297531698), (706, 181216190), (860, 148765849), (1412, 90608095), (1765, 72486476), (3530, 36243238), (7060, 18121619), (15179, 8428660), (30358, 4214330), (60716, 2107165), (75895, 1685732), (151790, 842866), (303580, 421433)]